Articles by R Siva Kumar

If you are a 110-year-old supercentenarian, thank your cytotoxic T-cells, shows study

Scientists leveraged single-cell RNA analysis to conclude that supercentenarians harbour an excess of a type of immune cell called cytotoxic CD4 T-cells.

Nov 20, 2019

Scientists find a new form of carbon that may turn to be another graphene

Recently, scientists found a new, pure carbon, like graphene, which is dazzling and magnetic, promising to be useful for medical and electronic devices.

Nov 18, 2019

Ancient Egyptians collected sacred ibises for sacrifice, research reveals

Centuries ago, Egyptians picked out sacred ibises from their wild, natural habitats. They were then sacrificed according to rituals, says a new study.

Nov 18, 2019

Which are the neurons that map memories in your brain?

Neuro-engineers find that specific neurons can locate memories and by studying recordings in neurosurgical patients, they found 'memory-trace cells' that were spatially tuned to the location of the memory.

Nov 17, 2019

Can microscopic fossils be found on Mars by 2020 mission?

NASA's Mars 2020 mission is geared to search for clues of ancient life in Jezero Crater in the Red Planet

Nov 15, 2019

Singletons do not belong to families with healthy eating habits, study reveals

Those who have more than one child in a family might work out better and healthier eating decisions, which would help to make children less obese

Nov 12, 2019

Study reveals sound sleep helps in reducing anxiety disorders

If you go through a sleepless night, you set off a 30 per cent rise in your emotional stress levels, says a new study

Nov 12, 2019

New hair loss treatment could cure balding

Hair regrowth depends on lymphatic system, finds study giving hope to find way to cure baldness

Stem cells throughout the skin need to work together, in order to help in hair regrowth. By using a molecular communication tool as part of the lymphatic system the cells can synchronize their activities.

Nov 11, 2019

Couples suffering from recurrent miscarriage might have chromosomal abnormalities

Through a genetic sequencing technique called low-pass genome sequencing (GS), scientists have identified chromosomal abnormalities in couples who show recurrent miscarriage

Nov 11, 2019

Your ears may pinpoint the source of sound due to brain's neural code

Scientists have devised a new model to show how the human brain locates the source of sound, based on a more dynamic neural code

Nov 11, 2019

Why do we slip and skid on ice? It's liquid film that brings down friction and make ice slippery

Due to friction on ice, a film of water gets generated. It is much thinner and more viscous than expected, somewhat like crushed ice you suck on in summer.

Nov 10, 2019

A lot of much-loved food is hyper-palatable, but unhealthy

Scientists devise particular metrics to label some foods as hyper-palatable. They find that most food products eaten in the United States come under this category.

Nov 10, 2019

Even Neanderthals liked to wear jewelry, made of eagle talons

Ornamental uses of eagle talons, used by Neanderthals, have been discovered by scientists in the Iberian Peninsula for the first time.

Nov 9, 2019

How does drug delivery happen in cells? Fluroscent probes can tell you

While selecting the apt molecules for drug delivery is a complicated process, engineers are able to get some idea through fluorescent probes, thanks to which the performance of the molecules within living cells is shown.

Nov 8, 2019

As the world gets wetter there'll be less water for North America & Eurasia, study reveals

Climate change would make plants consume more water than they do now, leaving less water for humans in North America and Eurasia, study reveals

Nov 8, 2019

Spending too much time glued to screens will change the basic structure of your child's brain, says study

Studies show that it would be better for children to avoid spending too much time with screen media as it could create structural changes in their brains

Nov 8, 2019

Is English language crucial for science education?

Language proficiency still plays a role in learners' ability to answer scientific questions. This posits a challenge for children for whom English is not the first language.

Nov 7, 2019

Diabetics require more exposure to light or sunshine as it helps produce more insulin, finds study

Scientists injected engineered pancreatic beta cells into diabetic mice, which were exposed to light and produced more than two to three times the typical level of insulin.

Nov 6, 2019

Truth or a lie? Here's how experts show you to find it out

A new algorithm can boost a reader's interpretation of what constitutes a lie or false news.

Nov 4, 2019

How does your brain recognize faces? Ask AI

Scientists found a great similarity between the manner in which faces get encoded in the brain and artificial intelligence systems called deep neural networks.

Nov 4, 2019

1 2 3